[lldb] [Process/gdb-remote] Fix defaulting signal to invalid in action list

Fix processing of "C" packet with signal for the whole process to
default signal value for action list to LLDB_INVALID_SIGNAL_NUMBER
rather than 0.

Differential Revision: https://reviews.llvm.org/D67625

llvm-svn: 372090

Author: mgorny

lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp

@@ -1383,7 +1383,8 @@ GDBRemoteCommunicationServerLLGS::Handle_C(StringExtractorGDBRemote &packet) {
           packet, "unexpected content after $C{signal-number}");
   }
 
-  ResumeActionList resume_actions(StateType::eStateRunning, 0);
+  ResumeActionList resume_actions(StateType::eStateRunning,
+                                  LLDB_INVALID_SIGNAL_NUMBER);
   Status error;
 
   // We have two branches: what to do if a continue thread is specified (in
@@ -3322,4 +3323,4 @@ std::string GDBRemoteCommunicationServerLLGS::XMLEncodeAttributeValue(
     }
   }
   return result;
-}
+}